src/database/tables/table-statistics.c

   1 /*
   2  * Copyright (c) 2016 Samsung Electronics Co., Ltd.
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16
  17 /**
  18  * This file implements statistics entity handler methods.
  19  *
  20  * @file        table-statistics.c
  21  */
  22
  23 #include "stc-db.h"
  24 #include "table-statistics.h"
  25 #include "db-internal.h"
  26
  27 /* DELETE statements */
  28 #define DELETE_ALL "delete from statistics where time_stamp between ? and ?"
  29
  30 #define DELETE_APP "delete from statistics where binpath=? and " \
  31         "time_stamp between ? and ? "
  32
  33 #define DELETE_IFACE "delete from statistics where iftype=? and " \
  34         "time_stamp between ? and ?"
  35
  36 #define DELETE_APP_IFACE "delete from statistics where binpath=? and " \
  37         "iftype=? and time_stamp between ? and ?"
  38
  39 #define DELETE_FIRST_BY_NUMBER "delete from statistics where time_stamp in " \
  40         "(select time_stamp from statistics desc limit ?)"
  41
  42 /* SELECT statements */
  43 #define SELECT_FOR_PERIOD "select binpath, hw_net_protocol_type, " \
  44         "is_roaming, sum(received) as received, " \
  45         "sum(sent) as sent, imsi, ground, iftype, ifname from statistics " \
  46         "where time_stamp between ? and ? " \
  47         "group by binpath, is_roaming, imsi order by received desc"
  48
  49 #define SELECT_FOR_PERIOD_IFACE "select binpath, hw_net_protocol_type, " \
  50         "is_roaming, sum(received) as received, " \
  51         "sum(sent) as sent, imsi, ground, iftype, ifname from statistics " \
  52         "where time_stamp between ? and ? " \
  53         "and iftype=? group by binpath, is_roaming, imsi order by received desc"
  54
  55 #define SELECT_CHUNKS "select binpath, hw_net_protocol_type, " \
  56         "is_roaming, sum(received) as received, " \
  57         "sum(sent) as sent, imsi, ground, iftype, ifname, " \
  58         "time_stamp - time_stamp % ? as time_stamp " \
  59         "from statistics where time_stamp between ? and ? " \
  60         "group by binpath, time_stamp, imsi order by time_stamp"
  61
  62 #define SELECT_CHUNKS_IFACE "select binpath, hw_net_protocol_type, " \
  63         "is_roaming, sum(received) as received, " \
  64         "sum(sent) as sent, imsi, ground, iftype, ifname, " \
  65         "time_stamp - time_stamp % ? as time_stamp " \
  66         "from statistics where time_stamp between ? and ? and iftype=?" \
  67         "group by binpath, time_stamp, imsi order by time_stamp"
  68
  69 #define SELECT_APP_DETAILS "select iftype, hw_net_protocol_type, " \
  70         "is_roaming, sum(received) as received, sum(sent) as sent, " \
  71         "ifname, imsi, ground from statistics " \
  72         "where time_stamp between ? and ? and binpath=? " \
  73         "group by binpath, iftype, ifname, imsi, hw_net_protocol_type, " \
  74         "is_roaming " \
  75         "order by time_stamp, binpath, iftype, ifname, imsi, " \
  76         "hw_net_protocol_type, is_roaming"
  77
  78 #define SELECT_APP_DETAILS_IFACE "select iftype, hw_net_protocol_type, " \
  79         "is_roaming, sum(received) as received, sum(sent) as sent, " \
  80         "ifname, imsi, ground from statistics " \
  81         "where time_stamp between ? and ? and binpath=? and iftype=?" \
  82         "group by hw_net_protocol_type, is_roaming, iftype, ifname, imsi " \
  83         "order by time_stamp, hw_net_protocol_type, is_roaming, iftype, " \
  84         "ifname, imsi"
  85
  86 #define SELECT_CHUNKS_APP "select iftype, hw_net_protocol_type, " \
  87         "is_roaming, sum(received) as received, sum(sent) as sent, " \
  88         "ifname, imsi, ground, time_stamp - time_stamp % ? as time_stamp " \
  89         "from statistics " \
  90         "group by iftype, ifname, time_stamp, hw_net_protocol_type, is_roaming  " \
  91         "order by time_stamp, iftype, ifname, hw_net_protocol_type, is_roaming"
  92
  93 #define SELECT_CHUNKS_APP_IFACE "select iftype, hw_net_protocol_type, " \
  94         "is_roaming, sum(received) as received, sum(sent) as sent, " \
  95         "ifname, imsi, ground, time_stamp - time_stamp % ? as time_stamp " \
  96         "from statistics where time_stamp between ? and ? and binpath = ? " \
  97         "and iftype = ? " \
  98         "group by time_stamp, hw_net_protocol_type, is_roaming, " \
  99         "iftype, ifname, imsi " \
 100         "order by time_stamp, iftype, ifname, imsi, hw_net_protocol_type, " \
 101         "is_roaming"
 102
 103 #define SELECT_TOTAL "select iftype, hw_net_protocol_type, " \
 104         "is_roaming, sum(received) as received, sum(sent) as sent, " \
 105         "ifname, imsi, ground from statistics " \
 106         " where (time_stamp between ? and ?) and binpath != 'TOTAL_DATACALL' " \
 107         "and binpath != 'TOTAL_WIFI' and binpath != 'TOTAL_BLUETOOTH' " \
 108         "group by iftype, ifname, imsi, hw_net_protocol_type, is_roaming " \
 109         "order by time_stamp, iftype, ifname, imsi, hw_net_protocol_type, " \
 110         "is_roaming"
 111
 112 #define SELECT_TOTAL_IFACE "select iftype, hw_net_protocol_type, " \
 113         "is_roaming, sum(received) as received, sum(sent) as sent, " \
 114         "ifname, imsi, ground from statistics " \
 115         " where (time_stamp between ? and ?) " \
 116         "and iftype=? " \
 117         "group by hw_net_protocol_type, is_roaming, " \
 118         "iftype, ifname, imsi " \
 119         "order by time_stamp, iftype, ifname, imsi, hw_net_protocol_type, " \
 120         "is_roaming"
 121
 122 #define SELECT_CHUNKS_TOTAL "select iftype, hw_net_protocol_type, " \
 123         "is_roaming, sum(received) as received, sum(sent) as sent, " \
 124         "ifname, imsi, ground, time_stamp - time_stamp % ? as time_stamp " \
 125         "from statistics where time_stamp between ? and ? " \
 126         "group by time_stamp, iftype, ifname, imsi, hw_net_protocol_type, " \
 127         "is_roaming " \
 128         "order by time_stamp, iftype, ifname, imsi, hw_net_protocol_type, " \
 129         "is_roaming"
 130
 131 #define SELECT_CHUNKS_TOTAL_IFACE "select iftype, hw_net_protocol_type, " \
 132         "is_roaming, sum(received) as received, sum(sent) as sent, " \
 133         "ifname, imsi, ground, time_stamp - time_stamp % ? as time_stamp " \
 134         "from statistics where time_stamp between ? and ? " \
 135         "and iftype = ? " \
 136         "group by time_stamp, hw_net_protocol_type, is_roaming, iftype, ifname, imsi " \
 137         "order by time_stamp, hw_net_protocol_type, is_roaming, iftype, " \
 138         "ifname, imsi"
 139
 140 /* INSERT statement */
 141 #define INSERT_VALUES "insert into statistics " \
 142         "(binpath, received, sent, time_stamp, " \
 143         "iftype, is_roaming, hw_net_protocol_type, " \
 144         "ifname, imsi, ground) " \
 145         "values (?, ?, ?, ?, ?, ?, ?, ?, ?, ?)"
 146
 147 static void __finalize_delete(void);
 148
 149 #define PREPARE_DELETE(stm, query) do {                         \
 150         rc = sqlite3_prepare_v2(db, query, -1, &stm, NULL);     \
 151         if (rc != SQLITE_OK) {                                  \
 152                 stm = NULL;                                     \
 153                 __finalize_delete();                            \
 154                 STC_LOGE("Failed to prepare \"%s\"query"        \
 155                          , query);                              \
 156                 return rc;                                      \
 157         }                                                       \
 158 } while (0)
 159
 160 static void __finalize_select(void);
 161
 162 #define PREPARE_SELECT(stm, query) do {                         \
 163         rc = sqlite3_prepare_v2(db, query, -1, &stm, NULL);     \
 164         if (rc != SQLITE_OK) {                                  \
 165                 stm = NULL;                                     \
 166                 __finalize_select();                            \
 167                 STC_LOGE("Failed to prepare \"%s\"query"        \
 168                          , query);                              \
 169                 return rc;                                      \
 170         }                                                       \
 171 } while (0)
 172
 173 static void __finalize_insert(void);
 174
 175 #define PREPARE_INSERT(stm, query) do {                         \
 176         rc = sqlite3_prepare_v2(db, query, -1, &stm, NULL);     \
 177         if (rc != SQLITE_OK) {                                  \
 178                 stm = NULL;                                     \
 179                 __finalize_insert();                            \
 180                 STC_LOGE("Failed to prepare \"%s\"query"        \
 181                          , query);                              \
 182                 return rc;                                      \
 183         }                                                       \
 184 } while (0)
 185
 186 #define FINALIZE(stm) do {                                      \
 187         if (stm) {                                              \
 188                 sqlite3_finalize(stm);                          \
 189                 stm = NULL;                                     \
 190         }                                                       \
 191 } while (0)
 192
 193 /* DELETE statements */
 194 /* the following array is strictly ordered
 195  * to find required statement the following code will be used:
 196  * (app ? 1 : 0) | (iftype ? 2 : 0)
 197  */
 198 static sqlite3_stmt *delete_query[5];
 199
 200 /* SELECT statements */
 201 static sqlite3_stmt *select_for_period;
 202 static sqlite3_stmt *select_for_period_iface;
 203 static sqlite3_stmt *select_chunks;
 204 static sqlite3_stmt *select_chunks_iface;
 205 static sqlite3_stmt *select_app_details;
 206 static sqlite3_stmt *select_app_details_iface;
 207 static sqlite3_stmt *select_chunks_app;
 208 static sqlite3_stmt *select_chunks_app_iface;
 209 static sqlite3_stmt *select_total;
 210 static sqlite3_stmt *select_total_iface;
 211 static sqlite3_stmt *select_chunks_total;
 212 static sqlite3_stmt *select_chunks_total_iface;
 213
 214 /* INSERT statements */
 215 static sqlite3_stmt *update_statistics_query;
 216
 217 static int __prepare_delete(sqlite3 *db)
 218 {
 219         __STC_LOG_FUNC_ENTER__;
 220         int rc;
 221         static int initialized;
 222
 223         if (initialized) {
 224                 __STC_LOG_FUNC_EXIT__;
 225                 return SQLITE_OK;
 226         }
 227
 228         PREPARE_DELETE(delete_query[0], DELETE_ALL);
 229         PREPARE_DELETE(delete_query[1], DELETE_APP);
 230         PREPARE_DELETE(delete_query[2], DELETE_IFACE);
 231         PREPARE_DELETE(delete_query[3], DELETE_APP_IFACE);
 232         PREPARE_DELETE(delete_query[4], DELETE_FIRST_BY_NUMBER);
 233
 234         initialized = 1;
 235         __STC_LOG_FUNC_EXIT__;
 236         return rc;
 237 }
 238
 239 static void __finalize_delete(void)
 240 {
 241         __STC_LOG_FUNC_ENTER__;
 242
 243         unsigned int i;
 244         for (i = 0; i < sizeof(delete_query) / sizeof(*delete_query); i++)
 245                 FINALIZE(delete_query[i]);
 246
 247         __STC_LOG_FUNC_EXIT__;
 248 }
 249
 250 static int __prepare_select(sqlite3 *db)
 251 {
 252         __STC_LOG_FUNC_ENTER__;
 253         int rc;
 254         static int initialized;
 255
 256         if (initialized) {
 257                 __STC_LOG_FUNC_EXIT__;
 258                 return SQLITE_OK;
 259         }
 260
 261         PREPARE_SELECT(select_for_period, SELECT_FOR_PERIOD);
 262         PREPARE_SELECT(select_for_period_iface, SELECT_FOR_PERIOD_IFACE);
 263         PREPARE_SELECT(select_chunks, SELECT_CHUNKS);
 264         PREPARE_SELECT(select_chunks_iface, SELECT_CHUNKS_IFACE);
 265         PREPARE_SELECT(select_app_details, SELECT_APP_DETAILS);
 266         PREPARE_SELECT(select_app_details_iface, SELECT_APP_DETAILS_IFACE);
 267         PREPARE_SELECT(select_chunks_app, SELECT_CHUNKS_APP);
 268         PREPARE_SELECT(select_chunks_app_iface, SELECT_CHUNKS_APP_IFACE);
 269         PREPARE_SELECT(select_total, SELECT_TOTAL);
 270         PREPARE_SELECT(select_total_iface, SELECT_TOTAL_IFACE);
 271         PREPARE_SELECT(select_chunks_total, SELECT_CHUNKS_TOTAL);
 272         PREPARE_SELECT(select_chunks_total_iface, SELECT_CHUNKS_TOTAL_IFACE);
 273
 274         initialized = 1;
 275         __STC_LOG_FUNC_EXIT__;
 276         return rc;
 277 }
 278
 279 static void __finalize_select(void)
 280 {
 281         __STC_LOG_FUNC_ENTER__;
 282
 283         FINALIZE(select_for_period);
 284         FINALIZE(select_for_period_iface);
 285         FINALIZE(select_chunks);
 286         FINALIZE(select_chunks_iface);
 287         FINALIZE(select_app_details);
 288         FINALIZE(select_app_details_iface);
 289         FINALIZE(select_chunks_app);
 290         FINALIZE(select_chunks_app_iface);
 291         FINALIZE(select_total);
 292         FINALIZE(select_total_iface);
 293         FINALIZE(select_chunks_total);
 294         FINALIZE(select_chunks_total_iface);
 295
 296         __STC_LOG_FUNC_EXIT__;
 297 }
 298
 299 static int __prepare_insert(sqlite3 *db)
 300 {
 301         __STC_LOG_FUNC_ENTER__;
 302         int rc;
 303         static int initialized;
 304
 305         if (initialized) {
 306                 __STC_LOG_FUNC_EXIT__;
 307                 return SQLITE_OK;
 308         }
 309
 310         PREPARE_INSERT(update_statistics_query, INSERT_VALUES);
 311
 312         initialized = 1;
 313         __STC_LOG_FUNC_EXIT__;
 314         return rc;
 315 }
 316
 317 static void __finalize_insert(void)
 318 {
 319         __STC_LOG_FUNC_ENTER__;
 320
 321         FINALIZE(update_statistics_query);
 322
 323         __STC_LOG_FUNC_EXIT__;
 324 }
 325
 326 static int __is_iftype_defined(const stc_iface_type_e iftype)
 327 {
 328         __STC_LOG_FUNC_ENTER__;
 329         __STC_LOG_FUNC_EXIT__;
 330         return iftype < STC_IFACE_LAST_ELEM &&
 331                 iftype > STC_IFACE_UNKNOWN &&
 332                 iftype != STC_IFACE_ALL;
 333 }
 334
 335 /* the following array is strictly ordered
 336  * to find required statement the following code will be used:
 337  * (iface ? 1 : 0) | (total ? 2 : 0) | (chunks ? 4 : 0)
 338  */
 339 static sqlite3_stmt **details_stms[] = {
 340         &select_app_details,
 341         &select_app_details_iface,
 342         &select_total,
 343         &select_total_iface,
 344         &select_chunks_app,
 345         &select_chunks_app_iface,
 346         &select_chunks_total,
 347         &select_chunks_total_iface
 348 };
 349
 350 static sqlite3_stmt *__select_statement(const char *app_id,
 351                                         const table_statistics_select_rule *rule)
 352 {
 353         __STC_LOG_FUNC_ENTER__;
 354         const int stm_index = __is_iftype_defined(rule->iftype) |
 355                 ((strlen(app_id) > 0) ? 0 : 2) | (rule->granularity ? 4 : 0);
 356         STC_LOGD("stm index %d", stm_index);
 357         __STC_LOG_FUNC_EXIT__;
 358         return *details_stms[stm_index];
 359 }
 360
 361 stc_error_e table_statistics_reset_first_n_entries(int num)
 362 {
 363         __STC_LOG_FUNC_ENTER__;
 364         stc_error_e error_code = STC_ERROR_NONE;
 365
 366         if (!num) {
 367                 STC_LOGE("Invalid number of entries");
 368                 return STC_ERROR_INVALID_PARAMETER;
 369         }
 370
 371         DB_ACTION(sqlite3_bind_int(delete_query[4], 1, num));
 372
 373         if (sqlite3_step(delete_query[4]) != SQLITE_DONE) {
 374                 STC_LOGE("Failed to drop collected statistics.");
 375                 error_code = STC_ERROR_DB_FAILED;
 376                 __STC_LOG_FUNC_EXIT__;
 377         }
 378 handle_error:
 379         sqlite3_reset(delete_query[4]);
 380         return error_code;
 381 }
 382
 383 stc_error_e table_statistics_reset(const table_statistics_reset_rule *rule)
 384 {
 385         __STC_LOG_FUNC_ENTER__;
 386         sqlite3_stmt *stmt;
 387         stc_error_e error_code = STC_ERROR_NONE;
 388         int pos = 1;/* running through positions where to
 389                        bind parameters in the query */
 390
 391         if (!rule || !rule->interval) {
 392                 __STC_LOG_FUNC_EXIT__;
 393                 return STC_ERROR_INVALID_PARAMETER;
 394         }
 395
 396         /* pick a statement depending on parameters.
 397            See comment for delete_query */
 398         stmt = delete_query[(rule->app_id ? 1 : 0) |
 399                 (rule->iftype != STC_IFACE_UNKNOWN &&
 400                 rule->iftype != STC_IFACE_LAST_ELEM ? 2 : 0)];
 401
 402         if (rule->app_id)
 403                 DB_ACTION(sqlite3_bind_text(stmt, pos++, rule->app_id, -1,
 404                                             SQLITE_TRANSIENT));
 405
 406         if (rule->iftype != STC_IFACE_LAST_ELEM &&
 407                 rule->iftype != STC_IFACE_UNKNOWN)
 408                 DB_ACTION(sqlite3_bind_int(stmt, pos++, rule->iftype));
 409
 410         DB_ACTION(sqlite3_bind_int64(stmt, pos++, rule->interval->from));
 411         DB_ACTION(sqlite3_bind_int64(stmt, pos++, rule->interval->to));
 412
 413         if (sqlite3_step(stmt) != SQLITE_DONE) {
 414                 STC_LOGE("Failed to drop collected statistics.");
 415                 error_code = STC_ERROR_DB_FAILED;
 416                 __STC_LOG_FUNC_EXIT__;
 417                 goto handle_error;
 418         }
 419
 420         STC_LOGD("Entry deleted successfully.");
 421 handle_error:
 422         sqlite3_reset(stmt);
 423         return error_code;
 424 }
 425
 426 stc_error_e table_statistics_foreach_app(const table_statistics_select_rule *rule,
 427                                          table_statistics_info_cb info_cb,
 428                                          void *user_data)
 429 {
 430         __STC_LOG_FUNC_ENTER__;
 431         table_statistics_info data;
 432         sqlite3_stmt *stmt;
 433         stc_error_e error_code = STC_ERROR_NONE;
 434         int rc;
 435         int pos = 1;/* running through positions where to
 436                        bind parameters in the query */
 437         stc_db_tm_interval_s interval;
 438
 439         memset(&data, 0, sizeof(data));
 440
 441         if (!rule || !info_cb) {
 442                 __STC_LOG_FUNC_EXIT__;
 443                 return STC_ERROR_INVALID_PARAMETER;
 444         }
 445
 446         /* pick a statement depending on parameters */
 447         if (rule->granularity) {
 448                 stmt = __is_iftype_defined(rule->iftype) ?
 449                         select_chunks_iface : select_chunks;
 450
 451                 DB_ACTION(sqlite3_bind_int64(stmt, pos++, rule->granularity));
 452                 data.interval = &interval;
 453         } else {
 454                 stmt = __is_iftype_defined(rule->iftype)
 455                         ? select_for_period_iface : select_for_period;
 456         }
 457
 458         DB_ACTION(sqlite3_bind_int64(stmt, pos++, rule->from));
 459         DB_ACTION(sqlite3_bind_int64(stmt, pos++, rule->to));
 460
 461         if (__is_iftype_defined(rule->iftype)) {
 462                 data.iftype = rule->iftype;
 463                 DB_ACTION(sqlite3_bind_int(stmt, pos++, rule->iftype));
 464         }
 465
 466         do {
 467                 rc = sqlite3_step(stmt);
 468                 switch (rc) {
 469                 case SQLITE_ROW:
 470                         data.app_id = (char *)sqlite3_column_text(stmt, 0);
 471                         data.hw_net_protocol_type = sqlite3_column_int(stmt, 1);
 472                         data.roaming = sqlite3_column_int(stmt, 2);
 473                         data.cnt.in_bytes = sqlite3_column_int64(stmt, 3);
 474                         data.cnt.out_bytes = sqlite3_column_int64(stmt, 4);
 475                         data.imsi = (char *)sqlite3_column_text(stmt, 5);
 476                         data.ground = sqlite3_column_int(stmt, 6);
 477                         data.iftype = sqlite3_column_int(stmt, 7);
 478                         data.ifname = (char *)sqlite3_column_text(stmt, 8);
 479
 480                         if (rule->granularity) {
 481                                 interval.from = sqlite3_column_int64(stmt, 9);
 482                                 interval.to = interval.from + rule->granularity;
 483                         }
 484
 485                         if (info_cb(&data, user_data) == STC_CANCEL)
 486                                 rc = SQLITE_DONE;/* emulate end of data */
 487                         __STC_LOG_FUNC_EXIT__;
 488                         break;
 489                 case SQLITE_DONE:
 490                         __STC_LOG_FUNC_EXIT__;
 491                         break;
 492                 case SQLITE_ERROR:
 493                 default:
 494                         error_code = STC_ERROR_DB_FAILED;
 495                         __STC_LOG_FUNC_EXIT__;
 496                         break;
 497                 }
 498         } while (rc == SQLITE_ROW);
 499
 500 handle_error:
 501         sqlite3_reset(stmt);
 502         __STC_LOG_FUNC_EXIT__;
 503         return error_code;
 504 }
 505
 506 stc_error_e table_statistics_per_app(const char *app_id,
 507                                      table_statistics_select_rule *rule,
 508                                      table_statistics_info_cb info_cb,
 509                                      void *user_data)
 510 {
 511         __STC_LOG_FUNC_ENTER__;
 512         table_statistics_info data;
 513         sqlite3_stmt *stmt;
 514         stc_error_e error_code = STC_ERROR_NONE;
 515         int rc;
 516         int pos = 1;/* running through positions
 517                        where to bind parameters in the query */
 518         stc_db_tm_interval_s interval;
 519
 520         memset(&data, 0, sizeof(data));
 521
 522         if (!rule || !info_cb) {
 523                 __STC_LOG_FUNC_EXIT__;
 524                 return STC_ERROR_INVALID_PARAMETER;
 525         }
 526
 527         /* pick a statement depending on parameters.
 528            See comment for details_stms */
 529         stmt = __select_statement(app_id, rule);
 530
 531         if (rule->granularity) {
 532                 DB_ACTION(sqlite3_bind_int64(stmt, pos++, rule->granularity));
 533                 data.interval = &interval;
 534         }
 535
 536         DB_ACTION(sqlite3_bind_int64(stmt, pos++, rule->from));
 537         DB_ACTION(sqlite3_bind_int64(stmt, pos++, rule->to));
 538
 539         if (strlen(app_id) > 0) {
 540                 DB_ACTION(sqlite3_bind_text(stmt, pos++, app_id, -1,
 541                                             SQLITE_TRANSIENT));
 542                 data.app_id = (char *)app_id;
 543         }
 544
 545         if (__is_iftype_defined(rule->iftype))
 546                 DB_ACTION(sqlite3_bind_int(stmt, pos++, rule->iftype));
 547
 548         do {
 549                 rc = sqlite3_step(stmt);
 550                 switch (rc) {
 551                 case SQLITE_ROW:
 552                         data.iftype = sqlite3_column_int(stmt, 0);
 553                         data.hw_net_protocol_type = sqlite3_column_int(stmt, 1);
 554                         data.roaming = sqlite3_column_int(stmt, 2);
 555                         data.cnt.in_bytes = sqlite3_column_int64(stmt, 3);
 556                         data.cnt.out_bytes = sqlite3_column_int64(stmt, 4);
 557                         data.ifname = (char *)sqlite3_column_text(stmt, 5);
 558                         data.imsi = (char *)sqlite3_column_text(stmt, 6);
 559
 560                         if (rule->granularity) {
 561                                 interval.from = sqlite3_column_int64(stmt, 7);
 562                                 interval.to = interval.from + rule->granularity;
 563                         }
 564
 565                         if (info_cb(&data, user_data) == STC_CANCEL)
 566                                 rc = SQLITE_DONE; /* emulate end of data */
 567                         __STC_LOG_FUNC_EXIT__;
 568                         break;
 569                 case SQLITE_DONE:
 570                         __STC_LOG_FUNC_EXIT__;
 571                         break;
 572                 case SQLITE_ERROR:
 573                 default:
 574                         error_code = STC_ERROR_DB_FAILED;
 575                         __STC_LOG_FUNC_EXIT__;
 576                         break;
 577                 }
 578         } while (rc == SQLITE_ROW);
 579
 580 handle_error:
 581         sqlite3_reset(stmt);
 582         __STC_LOG_FUNC_EXIT__;
 583         return error_code;
 584 }
 585
 586 stc_error_e table_statistics_insert(stc_db_classid_iftype_key *stat_key,
 587                                     stc_db_app_stats *stat,
 588                                     time_t last_touch_time)
 589 {
 590         stc_error_e error_code = STC_ERROR_NONE;
 591         sqlite3_stmt *stmt = update_statistics_query;
 592         stc_hw_net_protocol_type_e hw_net_protocol_type = STC_PROTOCOL_NONE;
 593
 594         if (!stat->rcv_count && !stat->snd_count) {
 595                 error_code = STC_ERROR_INVALID_PARAMETER;
 596                 goto handle_error;
 597         }
 598
 599         DB_ACTION(sqlite3_bind_text(stmt, 1, stat->app_id, -1,
 600                                     SQLITE_STATIC));
 601         DB_ACTION(sqlite3_bind_int(stmt, 2, stat->rcv_count));
 602         DB_ACTION(sqlite3_bind_int(stmt, 3, stat->snd_count));
 603         DB_ACTION(sqlite3_bind_int64(stmt, 4,
 604                                      (sqlite3_int64)(last_touch_time)));
 605         DB_ACTION(sqlite3_bind_int(stmt, 5, (int)(stat_key->iftype)));
 606         DB_ACTION(sqlite3_bind_int(stmt, 6, (int)(stat->is_roaming)));
 607         DB_ACTION(sqlite3_bind_int(stmt, 7, (int)hw_net_protocol_type));
 608         DB_ACTION(sqlite3_bind_text(stmt, 8, stat_key->ifname, -1,
 609                                     SQLITE_STATIC));
 610         DB_ACTION(sqlite3_bind_text(stmt, 9,
 611                                     stat_key->imsi ? stat_key->imsi : "" , -1,
 612                                     SQLITE_STATIC));
 613         DB_ACTION(sqlite3_bind_int(stmt, 10, (int)stat->ground));
 614
 615         /*we want to reuse tree*/
 616         stat->rcv_count = 0;
 617         stat->snd_count = 0;
 618         if (sqlite3_step(stmt) != SQLITE_DONE) {
 619                 STC_LOGE("Failed to record appstat. %s",
 620                          sqlite3_errmsg(stc_db_get_database()));
 621                 error_code = STC_ERROR_DB_FAILED;
 622                 __STC_LOG_FUNC_EXIT__;
 623                 goto handle_error;
 624         }
 625
 626         STC_LOGD("App stat recorded [%s]", stat->app_id);
 627
 628 handle_error:
 629         sqlite3_reset(stmt);
 630         return error_code;
 631 }
 632
 633 /**
 634  * This function will be somewhere consumer and will not be placed in this file.
 635  */
 636 #if 0
 637 stc_error_e table_statistics_store_result(app_stat_tree *stats)
 638 {
 639         time_t current_time;
 640
 641         pthread_rwlock_rdlock(&stats->guard);
 642         WALK_TREE(stats->tree, print_appstat);
 643         pthread_rwlock_unlock(&stats->guard);
 644
 645         time(&current_time);
 646         stats->last_touch_time = current_time;
 647
 648         /* it's reader only, we don't modify tree, don't reduce it,
 649          *              due we want to reuse it in next iteration */
 650         pthread_rwlock_rdlock(&stats->guard);
 651         g_tree_foreach((GTree *) stats->tree, __store_application_stat,
 652                        &stats->last_touch_time);
 653
 654         pthread_rwlock_unlock(&stats->guard);
 655         flush_quota_table();
 656         change_db_entries_num_num(g_tree_nnodes((GTree *)stats->tree));
 657
 658         return STC_ERROR_NONE;
 659 }
 660 #endif
 661
 662 stc_error_e table_statistics_prepare(sqlite3 *db)
 663 {
 664         __STC_LOG_FUNC_ENTER__;
 665
 666         stc_error_e error_code = STC_ERROR_NONE;
 667
 668         if (db == NULL) {
 669                 __STC_LOG_FUNC_EXIT__;
 670                 return STC_ERROR_DB_FAILED;
 671         }
 672
 673         DB_ACTION(__prepare_delete(db));
 674         DB_ACTION(__prepare_select(db));
 675         DB_ACTION(__prepare_insert(db));
 676
 677 handle_error:
 678
 679         __STC_LOG_FUNC_EXIT__;
 680         return error_code;
 681 }
 682
 683 void table_statistics_finalize(void)
 684 {
 685         __STC_LOG_FUNC_ENTER__;
 686         __finalize_delete();
 687         __finalize_select();
 688         __finalize_insert();
 689         __STC_LOG_FUNC_EXIT__;
 690 }